Robotic cleaner



FIG. 1 is a front perspective view of a robotic cleaner showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a left side view thereof. 

CLAIM The ornamental design for a robotic cleaner, as shown and described. 